-70.48% is the change from 525 to 155
Calculation steps:
[( 155 - 525 ) ÷ 525] x 100 = -70.48%
Formula
Percentage change = [(155 - 525) / 525] x 100
Subtract the new number by the original number
155 - 525 = -370
-370 ÷ 525 = -0.7047619047619048
-0.7047619047619048 x 100 = -70.48%